Resource Library
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CPUC Incentives and Framework for Electric Heat Pump Water Heaters into the Self-Generation Incentive Plan
CPUC News release on expanded incentives for electric appliances in order to fight climate change
CTA-2045 Enables Low-Cost Grid-Interactive Water Heaters
Presentation on why CTA-2045 Enables Low-Cost Grid-Interactive Water Heaters
Differences Between 80% and 100% Rated Circuit Breakers
An information sheet that discusses the difference between 80% and 100% rated circuit breakers.
DOE - Estimating Costs and Efficiency of Storage, Demand, and Heat Pump Water Heaters
How to estimate energy efficiency and costs of different types of water heaters.
DOE - Heat Pump Water Heaters
DOE guidelines on HPWH
DOE - Heat Pump Water Heaters – Code Compliance Brief
Provides code-related information about heat pump water heaters to help ensure that upon inspection, water heating systems will be accepted as being in compliance with codes.
DOE - New Infographic and Projects to Keep Your Energy Bills Out of Hot Water
Everything you need to know about water heaters in an infographic
DOE - Selecting a New Water Heater
Basic considerations when deciding what type of water heater to purchase
DOE - Sizing a New Water Heater
How to choose a size for a new water heater